mirror of
https://github.com/opencv/opencv.git
synced 2024-11-24 03:00:14 +08:00
Formula Fixes for 3.4 branch
Foumula fix 1 Foumula fix 2 Foumula fix 3 Foumula fix 4 Foumula fix 5 Foumula fix 8
This commit is contained in:
parent
150bd3aee6
commit
0be2c7018b
@ -43,7 +43,7 @@ There are multiple ways in which this model can be modified so it takes into acc
|
||||
misclassification errors. For example, one could think of minimizing the same quantity plus a
|
||||
constant times the number of misclassification errors in the training data, i.e.:
|
||||
|
||||
\f[\min ||\beta||^{2} + C \text{(\# misclassication errors)}\f]
|
||||
\f[\min ||\beta||^{2} + C \text{(misclassification errors)}\f]
|
||||
|
||||
However, this one is not a very good solution since, among some other reasons, we do not distinguish
|
||||
between samples that are misclassified with a small distance to their appropriate decision region or
|
||||
|
@ -1760,7 +1760,7 @@ Optionally, it computes the essential matrix E:
|
||||
where \f$T_i\f$ are components of the translation vector \f$T\f$ : \f$T=[T_0, T_1, T_2]^T\f$ .
|
||||
And the function can also compute the fundamental matrix F:
|
||||
|
||||
\f[F = cameraMatrix2^{-T} E cameraMatrix1^{-1}\f]
|
||||
\f[F = cameraMatrix2^{-T}\cdot E \cdot cameraMatrix1^{-1}\f]
|
||||
|
||||
Besides the stereo-related information, the function can also perform a full calibration of each of
|
||||
the two cameras. However, due to the high dimensionality of the parameter space and noise in the
|
||||
|
@ -226,7 +226,7 @@ enum MorphTypes{
|
||||
enum MorphShapes {
|
||||
MORPH_RECT = 0, //!< a rectangular structuring element: \f[E_{ij}=1\f]
|
||||
MORPH_CROSS = 1, //!< a cross-shaped structuring element:
|
||||
//!< \f[E_{ij} = \fork{1}{if i=\texttt{anchor.y} or j=\texttt{anchor.x}}{0}{otherwise}\f]
|
||||
//!< \f[E_{ij} = \begin{cases} 1 & \texttt{if } {i=\texttt{anchor.y } {or } {j=\texttt{anchor.x}}} \\0 & \texttt{otherwise} \end{cases}\f]
|
||||
MORPH_ELLIPSE = 2 //!< an elliptic structuring element, that is, a filled ellipse inscribed
|
||||
//!< into the rectangle Rect(0, 0, esize.width, 0.esize.height)
|
||||
};
|
||||
@ -1457,7 +1457,7 @@ The function smooths an image using the kernel:
|
||||
|
||||
where
|
||||
|
||||
\f[\alpha = \fork{\frac{1}{\texttt{ksize.width*ksize.height}}}{when \texttt{normalize=true}}{1}{otherwise}\f]
|
||||
\f[\alpha = \begin{cases} \frac{1}{\texttt{ksize.width*ksize.height}} & \texttt{when } \texttt{normalize=true} \\1 & \texttt{otherwise}\end{cases}\f]
|
||||
|
||||
Unnormalized box filter is useful for computing various integral characteristics over each pixel
|
||||
neighborhood, such as covariance matrices of image derivatives (used in dense optical flow
|
||||
@ -1531,7 +1531,7 @@ according to the specified border mode.
|
||||
|
||||
The function does actually compute correlation, not the convolution:
|
||||
|
||||
\f[\texttt{dst} (x,y) = \sum _{ \stackrel{0\leq x' < \texttt{kernel.cols},}{0\leq y' < \texttt{kernel.rows}} } \texttt{kernel} (x',y')* \texttt{src} (x+x'- \texttt{anchor.x} ,y+y'- \texttt{anchor.y} )\f]
|
||||
\f[\texttt{dst} (x,y) = \sum _{ \substack{0\leq x' < \texttt{kernel.cols}\\{0\leq y' < \texttt{kernel.rows}}}} \texttt{kernel} (x',y')* \texttt{src} (x+x'- \texttt{anchor.x} ,y+y'- \texttt{anchor.y} )\f]
|
||||
|
||||
That is, the kernel is not mirrored around the anchor point. If you need a real convolution, flip
|
||||
the kernel using #flip and set the new anchor to `(kernel.cols - anchor.x - 1, kernel.rows -
|
||||
|
@ -308,7 +308,7 @@ Default values are shown in the declaration above.
|
||||
The function estimates the optimum transformation (warpMatrix) with respect to ECC criterion
|
||||
(@cite EP08), that is
|
||||
|
||||
\f[\texttt{warpMatrix} = \texttt{warpMatrix} = \arg\max_{W} \texttt{ECC}(\texttt{templateImage}(x,y),\texttt{inputImage}(x',y'))\f]
|
||||
\f[\texttt{warpMatrix} = \arg\max_{W} \texttt{ECC}(\texttt{templateImage}(x,y),\texttt{inputImage}(x',y'))\f]
|
||||
|
||||
where
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user